* {
    /* 全局配置 */
    margin: 0;
    padding: 0;
}

body {
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: linear-gradient(200deg, #cbdcf5, #fce7ef);
}

.container {
    background-color: #fff;
    width: 650px;
    height: 415px;
    border-radius: 5px;
    box-shadow: 5px 5px 5px rgba(0, 0, 0, 0, 1);
    position: relative;
}

.form-box {
    position: absolute;
    top: -10%;
    left: 3%;
    background-color: #bcb7d8;
    width: 330px;
    height: 500px;
    border-radius: 5px;
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0, 1);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2;
    transition: 0.5s ease-in-out;
}

.register-box,
.login-box,
.threelogin-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
}

.login-box p {
    font-size: 12px;
    letter-spacing: 2px;
    color: #8e9aaf;
    text-align: center;
}

.threelogin-box img {
    border-radius: 100%;
    overflow: hidden;
    margin-right: 10px;
    width: 40px;
    height: 40px;
    opacity: 0.9;
}

.threelogin-box a {
    display: inline-block;
    font-size: 18px;
    margin: 18px 0;
}

.threelogin-box p {
    display: inline-block;
    vertical-align: top;
    font-size: 18px;
    color: #efebf5;
    margin: 10px 0;
    text-align: center;
}

.hidden {
    display: none;
    transition: 0.5s;
}

h1 {
    text-align: center;
    margin-bottom: 25px;
    /* 大写 */
    text-transform: uppercase;
    color: #fff;
    /* 字间距 */
    letter-spacing: 5px;
}

input {
    background-color: transparent;
    width: 70%;
    color: #fff;
    border: none;
    /* 下边框样式 */
    border-bottom: 1px solid rgba(255, 255, 255, 0, 4);
    padding: 10px 0;
    text-indent: 10px;
    margin: 8px 0;
    font-size: 14px;
    letter-spacing: 2px;
}

input::placeholder {
    color: #fff;
}

input:focus {
    color: #6262ad;
    outline: none;
    border-bottom: 1px solid #a262ad80;
    transition: 0.5s;
}

input:focus::placeholder {
    opacity: 0;
}

.form-box button {
    width: 70%;
    margin-top: 12px;
    margin-bottom: 12px;
    background-color: #f6f6f6;
    outline: none;
    border-radius: 8px;
    padding: 13px;
    color: #6262ad;
    letter-spacing: 2px;
    border: none;
    cursor: pointer;
}

.form-box button:hover {
    background-color: #6262ad;
    color: #f6f6f6;
    transition: background-color 0.5s ease;
}

.con-box {
    width: 50%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
}

.con-box.left {
    left: -2%;
}

.con-box.right {
    right: -2%;
}

.con-box h2 {
    color: #8e9aaf;
    font-size: 25px;
    font-weight: bold;
    letter-spacing: 3px;
    text-align: center;
    margin-bottom: 4px;
}

.con-box p {
    font-size: 12px;
    letter-spacing: 2px;
    color: #8e9aaf;
    text-align: center;
}

.con-box span {
    color: #bcb7d8;
}

.con-box img {
    border-radius: 100%;
    overflow: hidden;
    width: 150px;
    height: 150px;
    opacity: 0.9;
    margin: 20px 0;
}

.con-box button {
    margin-top: 2%;
    margin-bottom: 2%;
    background-color: #fff;
    color: #6262ad;
    border: 1px solid #bcb7d8;
    padding: 6px 10px;
    border-radius: 5px;
    letter-spacing: 1px;
    outline: none;
    cursor: pointer;
}

.con-box button:hover {
    background-color: #bcb7d8;
    color: #fff;
}

#password_strong {
    background-color: white;
    width: 80px;
    text-align: center;
    height: 25px;
    border: 1px solid black
}

.loader {
    background: linear-gradient(200deg, #cbdcf5, #fce7ef);
    bottom: 0;
    left: 0;
    overflow: hidden;
    position: fixed;
    right: 0;
    top: 0;
    z-index: 5;
}

.loader-inner {
    bottom: 0;
    height: 60px;
    left: 0;
    margin: auto;
    position: absolute;
    right: 0;
    top: 0;
    width: 100px;
}

.loader-line-wrap {
    animation: spin 2000ms cubic-bezier(.175, .885, .32, 1.275) infinite;
    box-sizing: border-box;
    height: 50px;
    left: 0;
    overflow: hidden;
    position: absolute;
    top: 0;
    transform-origin: 50% 100%;
    width: 100px;
}

.loader-line {
    border: 4px solid transparent;
    border-radius: 100%;
    box-sizing: border-box;
    height: 100px;
    left: 0;
    margin: 0 auto;
    position: absolute;
    right: 0;
    top: 0;
    width: 100px;
}

.loader-line-wrap:nth-child(1) {
    animation-delay: -50ms;
}

.loader-line-wrap:nth-child(2) {
    animation-delay: -100ms;
}

.loader-line-wrap:nth-child(3) {
    animation-delay: -150ms;
}

.loader-line-wrap:nth-child(4) {
    animation-delay: -200ms;
}

.loader-line-wrap:nth-child(5) {
    animation-delay: -250ms;
}

.loader-line-wrap:nth-child(1) .loader-line {
    border-color: hsl(0, 80%, 60%);
    height: 90px;
    width: 90px;
    top: 7px;
}

.loader-line-wrap:nth-child(2) .loader-line {
    border-color: hsl(48, 85%, 54%);
    height: 76px;
    width: 76px;
    top: 14px;
}

.loader-line-wrap:nth-child(3) .loader-line {
    border-color: hsl(120, 80%, 60%);
    height: 62px;
    width: 62px;
    top: 21px;
}

.loader-line-wrap:nth-child(4) .loader-line {
    border-color: hsl(180, 80%, 60%);
    height: 48px;
    width: 48px;
    top: 28px;
}

.loader-line-wrap:nth-child(5) .loader-line {
    border-color: hsl(240, 80%, 60%);
    height: 34px;
    width: 34px;
    top: 35px;
}

@keyframes spin {
    0%,
    15% {
        transform: rotate(0);
    }
    100% {
        transform: rotate(360deg);
    }
}